bs4解析原理:1.實例化一個BeautifulSoup對象,并且將頁面源碼數(shù)據(jù)加載到該對象中2.通過調(diào)用BeautifulSoup對象中相關(guān)的屬性或者方法進行標簽定位和數(shù)據(jù)提取如何實例化BeautifulSoup對象:from bs4 import BeautifulSoupBeautifulSoup(參數(shù)一,參數(shù)二)參數(shù)一為文件描述符,參數(shù)二為解析器,一般為’
www.dbjr.com.cn/article/2390...htm 2025-6-2